#define PIN_BUTTON A1
#define PIN_TRIG A3
#define PIN_ECHO A2
#define vert A4
#define orange A5
#define rouge A0
#define BUZZER_PIN A5
void setup() {
Serial.begin(115200);
pinMode(PIN_BUTTON, INPUT_PULLUP);
pinMode(PIN_TRIG, OUTPUT);
pinMode(PIN_ECHO, INPUT);
pinMode(rouge, OUTPUT);
pinMode(orange, OUTPUT);
pinMode(vert, OUTPUT);
pinMode(BUZZER_PIN, OUTPUT); // Set the buzzer pin as an output
}
void loop() {
while (digitalRead(PIN_BUTTON) == HIGH) {
delay(10);
// Start a new measurement:
digitalWrite(PIN_TRIG, HIGH);
delayMicroseconds(10);
digitalWrite(PIN_TRIG, LOW);
int duration = pulseIn(PIN_ECHO, HIGH);
float distance = duration / 58.0;
Serial.print("Distance in CM: ");
Serial.println(distance);
if(distance<40){
tone(BUZZER_PIN, 1500);
digitalWrite(rouge, HIGH);
digitalWrite(orange, LOW);
digitalWrite(vert, LOW);
delay(500);
}else{
if(distance>=40 && distance<=120){
tone(BUZZER_PIN, 500);
digitalWrite(rouge, LOW);
digitalWrite(orange, HIGH);
digitalWrite(vert, LOW);
delay(500); // Buzz for 0.5 seconds
}else{
if(distance>120){
digitalWrite(rouge, LOW);
digitalWrite(orange, LOW);
digitalWrite(vert, HIGH);
delay(500);
noTone(BUZZER_PIN);
}
}
}}
delay(100);
}